package io2;

import java.io.*;
import java.nio.charset.StandardCharsets;

public class ISRDemo {
    public static void main(String[] args) throws IOException {
        FileInputStream fis = new FileInputStream("osw.txt");
        InputStreamReader isr = new InputStreamReader(fis);
        int d;
        while ((d= isr.read())!=-1){
            System.out.println((char)d);
        }
        System.out.println("读取完毕");
        isr.close();










//        FileInputStream fis = new FileInputStream("osw.txt");
//        InputStreamReader isr = new InputStreamReader(fis, StandardCharsets.UTF_8);
//        int d;
//        while ((d=isr.read())!=-1){
//            System.out.println((char)d);
//        }
//        System.out.println("读取完毕");
//        isr.close();
    }
}
